package net.minecraft.nbt;

import com.mojang.authlib.GameProfile;
import com.mojang.authlib.properties.Property;
import java.util.UUID;
import net.minecraft.util.StringUtils;

public final class NBTUtil {
	/**
	 * Reads and returns a GameProfile that has been saved to the passed in
	 * NBTTagCompound
	 */
	public static GameProfile readGameProfileFromNBT(NBTTagCompound compound) {
		String s = null;
		String s1 = null;

		if (compound.hasKey("Name", 8)) {
			s = compound.getString("Name");
		}

		if (compound.hasKey("Id", 8)) {
			s1 = compound.getString("Id");
		}

		if (StringUtils.isNullOrEmpty(s) && StringUtils.isNullOrEmpty(s1)) {
			return null;
		} else {
			UUID uuid;

			try {
				uuid = UUID.fromString(s1);
			} catch (Throwable var12) {
				uuid = null;
			}

			GameProfile gameprofile = new GameProfile(uuid, s);

			if (compound.hasKey("Properties", 10)) {
				NBTTagCompound nbttagcompound = compound.getCompoundTag("Properties");

				for (String s2 : nbttagcompound.getKeySet()) {
					NBTTagList nbttaglist = nbttagcompound.getTagList(s2, 10);

					for (int i = 0; i < nbttaglist.tagCount(); ++i) {
						NBTTagCompound nbttagcompound1 = nbttaglist.getCompoundTagAt(i);
						String s3 = nbttagcompound1.getString("Value");

						if (nbttagcompound1.hasKey("Signature", 8)) {
							gameprofile.getProperties().put(s2,
									new Property(s2, s3, nbttagcompound1.getString("Signature")));
						} else {
							gameprofile.getProperties().put(s2, new Property(s2, s3));
						}
					}
				}
			}

			return gameprofile;
		}
	}

	/**
	 * Writes a GameProfile to an NBTTagCompound.
	 */
	public static NBTTagCompound writeGameProfile(NBTTagCompound tagCompound, GameProfile profile) {
		if (!StringUtils.isNullOrEmpty(profile.getName())) {
			tagCompound.setString("Name", profile.getName());
		}

		if (profile.getId() != null) {
			tagCompound.setString("Id", profile.getId().toString());
		}

		if (!profile.getProperties().isEmpty()) {
			NBTTagCompound nbttagcompound = new NBTTagCompound();

			for (String s : profile.getProperties().keySet()) {
				NBTTagList nbttaglist = new NBTTagList();

				for (Property property : profile.getProperties().get(s)) {
					NBTTagCompound nbttagcompound1 = new NBTTagCompound();
					nbttagcompound1.setString("Value", property.getValue());

					if (property.hasSignature()) {
						nbttagcompound1.setString("Signature", property.getSignature());
					}

					nbttaglist.appendTag(nbttagcompound1);
				}

				nbttagcompound.setTag(s, nbttaglist);
			}

			tagCompound.setTag("Properties", nbttagcompound);
		}

		return tagCompound;
	}

	public static boolean func_181123_a(NBTBase p_181123_0_, NBTBase p_181123_1_, boolean p_181123_2_) {
		if (p_181123_0_ == p_181123_1_) {
			return true;
		} else if (p_181123_0_ == null) {
			return true;
		} else if (p_181123_1_ == null) {
			return false;
		} else if (!p_181123_0_.getClass().equals(p_181123_1_.getClass())) {
			return false;
		} else if (p_181123_0_ instanceof NBTTagCompound) {
			NBTTagCompound nbttagcompound = (NBTTagCompound) p_181123_0_;
			NBTTagCompound nbttagcompound1 = (NBTTagCompound) p_181123_1_;

			for (String s : nbttagcompound.getKeySet()) {
				NBTBase nbtbase1 = nbttagcompound.getTag(s);

				if (!func_181123_a(nbtbase1, nbttagcompound1.getTag(s), p_181123_2_)) {
					return false;
				}
			}

			return true;
		} else if (p_181123_0_ instanceof NBTTagList && p_181123_2_) {
			NBTTagList nbttaglist = (NBTTagList) p_181123_0_;
			NBTTagList nbttaglist1 = (NBTTagList) p_181123_1_;

			if (nbttaglist.tagCount() == 0) {
				return nbttaglist1.tagCount() == 0;
			} else {
				for (int i = 0; i < nbttaglist.tagCount(); ++i) {
					NBTBase nbtbase = nbttaglist.get(i);
					boolean flag = false;

					for (int j = 0; j < nbttaglist1.tagCount(); ++j) {
						if (func_181123_a(nbtbase, nbttaglist1.get(j), p_181123_2_)) {
							flag = true;
							break;
						}
					}

					if (!flag) {
						return false;
					}
				}

				return true;
			}
		} else {
			return p_181123_0_.equals(p_181123_1_);
		}
	}
}
